A vehicle vibration test bench

Abstract

The utility model discloses a vehicle vibration test bench, comprising a bottom frame, a vehicle is moved down to a position where four tires respectively contact the top of a table plate, and the vehicle is continued to be placed, the vehicle will press the table plate to cooperate with a contraction spring to move down to a position on the top of the table plate that can support the full weight of the vehicle, during the process of the table plate moving down, a paddle will slide out of the inner side of a photoelectric sensor, so that the signal inside the photoelectric sensor is restored to be smooth, after the vibration motor is turned on to complete the vibration test, during the process of taking out the vehicle, the table plate is gradually moved up by the contraction spring, driving the paddle to slide into the sensing range of the photoelectric sensor again, so as to cut off the signal of the photoelectric sensor, after the photoelectric sensor sends a signal fluctuation to a display structure, the display structure immediately adds one to the existing displayed number, so as to record the number of vehicles in a batch of vibration tests, which can effectively reduce the situation of manual counting by personnel, and effectively ensure the efficiency of recording and storing vehicle vibration test data.

Description

Technical Field

[0001] The utility model belongs to the technical field of vehicle testing, and in particular relates to a vehicle vibration test bench. Background Art

[0002] Vehicle vibration testing is an important automotive testing activity, which aims to evaluate the vehicle's tolerance to vibration and performance during operation, as well as to ensure the vehicle's ride comfort and structural integrity. This type of testing is a key link in the automotive R&D and quality control process, and it involves multiple aspects.

[0003] After batch testing of vehicles, some existing vehicle vibration test benches still require personnel to manually count and record the number of tested vehicles. This operation is relatively inconvenient and has a relatively adverse impact on the efficiency of vehicle vibration detection and data recording. Utility Model Content

[0004] The technical problem to be solved by the utility model is to overcome the existing defects and provide a vehicle vibration test bench to solve the problem that some existing vehicle vibration test benches proposed in the above background technology still require personnel to manually count and record the number of tested vehicles after batch testing of vehicles, which is relatively inconvenient and has a relatively adverse effect on the efficiency of vehicle vibration detection and data recording.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a vehicle vibration test bench, comprising a bottom frame, the top of the bottom frame is fixedly connected to a base, two bases are symmetrically arranged, the tops of the bases are fixedly connected to elastic members, the tops of the elastic members are fixedly connected to a top plate, a vibration motor is symmetrically arranged at the bottom of the top plate, a U-shaped frame is fixedly connected to the top of the top plate, several U-shaped frames are symmetrically arranged, several contraction springs are symmetrically arranged on the top of the inner side of the U-shaped frame, the tops of the contraction springs are fixedly connected to a table plate, one side of the table plate is fixedly connected to a side frame, the top of the side frame is fixedly connected to a paddle, the outer side of the paddle is slidably connected to a photoelectric sensor, one side of the photoelectric sensor is fixedly connected to the U-shaped frame, the photoelectric sensor is electrically connected to a display structure, and the bottom of the display structure is fixedly connected to the top plate.

[0006] Preferably, a transfer plate is fixedly connected to one side of the bottom frame, and a plurality of transfer plates are symmetrically arranged, and screw holes are arranged on the inner sides of the transfer plates.

[0007] Preferably, a reflective tape is fixedly connected to the outer side of the top plate, and a plurality of the reflective tapes are symmetrically arranged.

[0008] Preferably, a traction ring is fixedly connected to one side of the top plate, and a plurality of traction rings are symmetrically arranged, and an elastic member is fixedly connected to the bottom of the top plate.

[0009] Preferably, a convex strip is fixedly connected to the top of the table top, and a plurality of the convex strips are symmetrically arranged, and a contraction spring is fixedly connected to the bottom of the table top.

[0010] Preferably, a slider is fixedly connected to one side of the table top, and a plurality of sliders are symmetrically arranged, and a U-shaped frame is slidably connected to the outer side of the slider.

[0011] Preferably, a sliding rod is slidably connected to the inner side of the side frame, two sliding rods are symmetrically arranged, and a top plate is fixedly connected to the bottom of the sliding rod.

[0012] Preferably, a buffer pad is fixedly connected to the top of the U-shaped frame, and a plurality of the buffer pads are symmetrically arranged, and the buffer pads are all made of flexible material.

[0013] Compared with the prior art, the utility model provides a vehicle vibration test bench, which has the following beneficial effects:

[0014] 1. The utility model sets a photoelectric sensor, one side of the photoelectric sensor is fixedly connected with a U-shaped frame, the inner side of the photoelectric sensor is slidably connected with a paddle, the bottom of the paddle is fixedly connected with a side frame, and one side of the side frame is fixedly connected with a platform. The vehicle is hoisted above the top plate, and then the vehicle is moved down to the position where the four tires respectively contact the top of the platform, and the vehicle is placed continuously. The vehicle will press the platform to cooperate with the contraction spring to move down to the position where the top of the platform can support the full weight of the vehicle. During the downward movement of the platform, the paddle will slide out of the inner side of the photoelectric sensor, so that the signal inside the photoelectric sensor is restored to be smooth. After turning on the vibration motor to complete the vibration test, during the process of taking out the vehicle, the platform is gradually moved up by the contraction spring, driving the paddle to slide back into the sensing range of the photoelectric sensor, thereby isolating the signal of the photoelectric sensor. After the photoelectric sensor sends a signal fluctuation to the display structure, the display structure immediately adds one to the existing displayed number, thereby recording the number of vehicles in a batch of vibration tests, which can effectively reduce the situation of manual counting by personnel, and effectively ensure the efficiency of recording and storing vehicle vibration test data;

[0015] 2. The utility model provides a slide bar, and the outer side of the slide bar is slidably connected to the side frame, which can effectively reduce the swing amplitude of the table plate and the side frame during the lifting process;

[0016] 3. The utility model provides convex strips, the bottom of which is fixedly connected to a table, and the bottom of which is fixedly connected to a contraction spring, so as to effectively improve the friction force and ensure the stability of the vehicle tire after placement.

[0017] The parts not involved in the device are the same as the existing technology or can be implemented by using the existing technology. The utility model has a scientific and reasonable structure, is safe and convenient to use, and provides great help to people. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0019] Figure 1 This is a schematic diagram of the axonometric structure of a vehicle vibration test bench proposed by the utility model;

[0020] Figure 2 for Figure 1 A schematic diagram of the enlarged structure at A in the middle;

[0021] Figure 3 This is a schematic diagram of the exploded structure of a U-shaped frame of a vehicle vibration test bench proposed by the utility model;

[0022] Figure 4 This is a front view structural schematic diagram of a vehicle vibration test bench proposed by the utility model;

[0023] Figure 5 This is a side structural schematic diagram of a vehicle vibration test bench proposed by the utility model;

[0024] Figure 6 This is a schematic diagram of the top view of the structure of a vehicle vibration test bench proposed by the utility model;

[0025] In the figure: bottom frame 1, base 2, elastic member 3, top plate 4, vibration motor 5, U-shaped frame 6, contraction spring 7, table plate 8, side frame 9, paddle 10, photoelectric sensor 11, display structure 12, reflective sticker 13, adapter 14, traction ring 15, convex strip 16, slider 17, slide rod 18, buffer pad 19. DETAILED DESCRIPTION

[0026] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0027] See also Figure 1-6The utility model provides a technical solution: a vehicle vibration test bench, including a bottom frame 1, a base 2 is fixedly connected to the top of the bottom frame 1, two bases 2 are symmetrically arranged, elastic members 3 are fixedly connected to the top of the base 2, tops of the elastic members 3 are fixedly connected to the tops of the top plates 4, vibration motors 5 are symmetrically arranged at the bottom of the top plates 4, a U-shaped frame 6 is fixedly connected to the top of the top plates 4, a plurality of contraction springs 7 are symmetrically arranged on the top of the inner side of the U-shaped frames 6, a table 8 is fixedly connected to the tops of the contraction springs 7, a side frame 9 is fixedly connected to one side of the table 8, a paddle 10 is fixedly connected to the top of the side frame 9, a photoelectric sensor 11 is slidably connected to the outer side of the paddle 10, a U-shaped frame 6 is fixedly connected to one side of the photoelectric sensor 11, the photoelectric sensor 11 is electrically connected to the display structure 12, the bottom of the display structure 12 is fixedly connected to the top plate 4, the vehicle is hoisted above the top plate 4, and then the vehicle is moved down When the four tires are in contact with the top of the platform 8 respectively, the vehicle is placed. The vehicle will press the platform 8 to cooperate with the contraction spring 7 to move down to the position on the top of the platform 8 that can support the full weight of the vehicle. During the downward movement of the platform 8, the paddle 10 will slide out of the inner side of the photoelectric sensor 11, thereby restoring the signal inside the photoelectric sensor 11 to be smooth. After turning on the vibration motor 5 to complete the vibration test, during the process of taking out the vehicle, the platform 8 is gradually moved up by the contraction spring 7, driving the paddle 10 to slide back into the sensing range of the photoelectric sensor 11, thereby cutting off the signal of the photoelectric sensor 11. After the photoelectric sensor 11 sends a signal fluctuation to the display structure 12, the display structure 12 immediately adds one to the existing displayed number, thereby recording the number of vehicles in a batch of vibration tests, which can effectively reduce the occurrence of manual counting by personnel and effectively ensure the efficiency of recording and storing vehicle vibration test data.

[0028] In the present invention, preferably, an adapter plate 14 is fixedly connected to one side of the bottom frame 1, and a plurality of adapter plates 14 are symmetrically arranged. Screw holes are arranged on the inner sides of the adapter plates 14, which can cooperate with the pre-buried screws in the ground to effectively fix the position of the device.

[0029] In the utility model, preferably, a reflective sticker 13 is fixedly connected to the outer side of the top plate 4, and a plurality of reflective stickers 13 are symmetrically arranged, which can effectively warn personnel of the device in the principle experiment.

[0030] In the utility model, preferably, a traction ring 15 is fixedly connected to one side of the top plate 4, and a plurality of traction rings 15 are symmetrically arranged. An elastic member 3 is fixedly connected to the bottom of the top plate 4, which can further fix the position of the vehicle on the top of the device by cooperating with the binding belt.

[0031] In the present invention, preferably, a convex strip 16 is fixedly connected to the top of the platform 8, and a plurality of convex strips 16 are symmetrically arranged, and a contraction spring 7 is fixedly connected to the bottom of the platform 8, which effectively improves the friction force and ensures the stability of the tire after placement.

[0032] In the present invention, preferably, a slider 17 is fixedly connected to one side of the table top 8 , and a plurality of sliders 17 are symmetrically arranged, and the outer sides of the sliders 17 are slidably connected to the U-shaped frames 6 , which effectively ensures the stability of the table top 8 .

[0033] In the utility model, preferably, the inner side of the side frame 9 is slidably connected with a slide bar 18, two slide bars 18 are symmetrically arranged, and the bottom of the slide bar 18 is fixedly connected with the top plate 4, which can effectively reduce the shaking amplitude of the table 8 and the side frame 9 during the sliding process.

[0034] In the present invention, preferably, a buffer pad 19 is fixedly connected to the top of the U-shaped frame 6, and a plurality of buffer pads 19 are symmetrically arranged. The buffer pads 19 are all made of flexible material, which effectively reduces the wear degree of the tire.

[0035] The working principle and use process of the utility model are as follows: when in use, the vehicle is hoisted to the top of the top plate 4, and then the vehicle is moved down to the position where the four tires respectively contact the top of the platform 8, and the vehicle is continued to be placed. The vehicle will press the platform 8 to cooperate with the contraction spring 7 to move down to the position where the top of the platform 8 can support the full weight of the vehicle. In the process of the platform 8 moving down, the paddle 10 will slide out of the inner side of the photoelectric sensor 11, so that the signal inside the photoelectric sensor 11 is restored to be smooth. After turning on the vibration motor 5 to complete the vibration test, in the process of taking out the vehicle, the platform 8 is gradually moved up by the contraction spring 7, driving the paddle 10 to slide back into the sensing range of the photoelectric sensor 11, thereby isolating the signal of the photoelectric sensor 11. After the photoelectric sensor 11 sends a signal fluctuation to the display structure 12, the display structure 12 immediately adds one to the existing displayed number, thereby recording the number of vehicles in a batch of vibration tests, which can effectively reduce the occurrence of manual counting by personnel, and effectively ensure the efficiency of recording and storing vehicle vibration test data.

[0036] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A vehicle vibration test bench, comprising a bottom frame (1), characterized in that: The top of the bottom frame (1) is fixedly connected to a base (2), two of the bases (2) are symmetrically arranged, the top of each of the bases (2) is fixedly connected to an elastic member (3), the top of each of the elastic members (3) is fixedly connected to a top plate (4), the bottom of the top plate (4) is symmetrically provided with a vibration motor (5), the top of the top plate (4) is fixedly connected to a U-shaped frame (6), a plurality of the U-shaped frames (6) are symmetrically arranged, and a plurality of contraction springs ( 7), the top of the contraction spring (7) is fixedly connected to a table plate (8), one side of the table plate (8) is fixedly connected to a side frame (9), the top of the side frame (9) is fixedly connected to a paddle (10), the outer side of the paddle (10) is slidably connected to a photoelectric sensor (11), one side of the photoelectric sensor (11) is fixedly connected to a U-shaped frame (6), the photoelectric sensor (11) is electrically connected to a display structure (12), and the bottom of the display structure (12) is fixedly connected to a top plate (4).

2. A vehicle vibration test bench according to claim 1, characterized in that: One side of the bottom frame (1) is fixedly connected with an adapter plate (14), a plurality of the adapter plates (14) are symmetrically arranged, and screw holes are arranged on the inner sides of the adapter plates (14).

3. The vehicle vibration test bench according to claim 1, characterized in that: A reflective sticker (13) is fixedly connected to the outer side of the top plate (4), and a plurality of the reflective stickers (13) are symmetrically arranged.

4. The vehicle vibration test bench according to claim 1, characterized in that: A traction ring (15) is fixedly connected to one side of the top plate (4), and a plurality of traction rings (15) are symmetrically arranged. An elastic member (3) is fixedly connected to the bottom of the top plate (4).

5. The vehicle vibration test bench according to claim 1, characterized in that: The top of the platform (8) is fixedly connected with a convex strip (16), and a plurality of the convex strips (16) are symmetrically arranged. The bottom of the platform (8) is fixedly connected with a contraction spring (7).

6. The vehicle vibration test bench according to claim 1, characterized in that: A slider (17) is fixedly connected to one side of the table plate (8), and a plurality of sliders (17) are symmetrically arranged. The outer sides of the sliders (17) are all slidably connected to a U-shaped frame (6).

7. The vehicle vibration test bench according to claim 1, characterized in that: The inner side of the side frame (9) is slidably connected to a slide rod (18), two slide rods (18) are symmetrically arranged, and the bottom of the slide rod (18) is fixedly connected to a top plate (4).

8. The vehicle vibration test bench according to claim 1, characterized in that: The top of the U-shaped frame (6) is fixedly connected with a buffer pad (19), a plurality of the buffer pads (19) are symmetrically arranged, and the buffer pads (19) are all made of flexible material.

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